1. Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g) a. How many moles of magnesium are consumed by the reaction if 182 g HCl are also consumed?
b. If 4.0 g H, are produced in the reaction, how many moles of HCl were added to the reaction?

Two nails have identical sizes and shapes. in one nail, 20 percent of the domains are lined up. in the other nail, 80 percent of the domains are lined up. which has stronger magnetic force? first answer gets brainliest!

What relationship exists between an enzyme and a catalyst?

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth